package promote.brozen.algorithm.leetcode._107;

import java.util.List;

/**
 * @author Brozen
 * @date 2020/9/6 9:38 AM
 * @email brozen@qq.com
 */
public class BinaryTreeLevelterator {

    /**
     * Definition for a binary tree node.
     * TODOs
     */
    public List<List<Integer>> levelOrderBottom(TreeNode root) {
        return null;
    }


    public class TreeNode {
        int val;
        TreeNode left;
        TreeNode right;

        TreeNode(int x) {
            val = x;
        }
    }
}
